Product Summary

The D8255AC-2 is a programmable peripheral interface. The D8255AC-2 is general purpose programmable input/output device designed for use with the 8080A microprocessors. Tewenty four I/O lines may be programmed in two groups of twelve and used in 3 modes of operation.

Parametrics

D8255AC-2 absolute maximum ratings: (1)Operating temperature, TOPT: 0 to 70℃; (2)Storage temperature, TSTG: -65 to +150℃; (3)Voltage on any pin with respect to VSS: -0.5 to +7V.

Features

D8255AC-2 features: (1)Fully compatible with the 8080A/8085 mircroprocessor families; (2)All inputs and outputs TTL compatible; (3)24 programmable I/O pins; (4)Direct bit set eases control application interfaces; (5)Eight darlington drive outputs for printers and displays; (6)LSI drastically reduces system package count.

Diagrams

D8255AC-2 pin configuration

D8254
D8254

Other


Data Sheet

Negotiable